Remus Non-Resonated Turbo-Back Exhaust System, 70mm Stainless, 200-Cell Sports Cat, Twin 142x72mm Chrome Oval Tailpipes L/R, for Seat Leon Cupra 5F 2.0 TSI (CJXC) 221kW 2017+ (No GPF)

Remus full stainless performance system for Seat Leon Cupra 5F 2.0 TSI CJXC 2017+ without particulate filter

Unlock sharper response and a truly assertive soundtrack with this Remus non-res straight-through system that runs from the turbocharger to the tailpipes. Built in Austria from premium stainless steel with a 70 mm bore and a high-flow 200 cpsi sport catalyst, it finishes in stunning twin 142 x 72 mm polished oval outlets left and right. If you are searching for a Seat Leon Mk3 Cupra exhaust upgrade, CJXC sport cat downpipe, non-res centre section, or a full turbo-to-rear conversion for cars without GPF, this is the setup that delivers.

What makes this Remus system stand out

• Hard-edged, motorsport-inspired tone without intrusive cabin boom
• Optimised gas flow for reduced backpressure and improved throttle feel
• Lightweight construction helps reduce mass over the rear axle
• Shot-blasted stainless finish for long-term durability and a factory-level look
• Precisely engineered fit for the 5F platform in 3-door and 5-door bodies
• Handcrafted in Austria with exceptional weld quality and attention to detail
• EEC homologation

Specifications and compatibility

• Vehicle: Seat Leon Cupra 2.0 TSI
• Platform: 5F SC and 5F 5-door
• Engine code: CJXC
• Output reference: 221 kW
• Model year: 2017 onwards
• Bore size: 70 mm
• Layout: non-res centre, turbo outlet to rear section with dual exit L and R
• Tailpipe finishers: twin oval 142 x 72 mm, angled, chrome polished
• Catalyst: 200 cpsi sports catalyst
• Fitment: for vehicles without GPF

Proven on customer cars

We have fitted and run this Remus setup on multiple Cupra 5F builds at MJ Modifications and the results speak for themselves. Crisper gear-to-gear transitions, a deeper note on part throttle and a fierce top-end bark when you lean on it. Owners consistently praise the finish, the precise alignment of the large oval tips and the way the car comes alive without droning on the motorway.

Installation and support

Professional fitting recommended. Book expert installation with MJ Modifications in Warwickshire. For a tailored quote, email info@mjmodifications.co.uk. We supply genuine Remus hardware, ship quickly across the UK and offer aftersales support you can rely on.

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